Sports Hub: Matt Maiocco Previews Rams-49ers

HOUSTON, TX - AUGUST 18: Alex Smith #11 (L) and Colin Kaepernick #7 (R) of the San Francisco 49ers relax in the locker room prior to the game against the Houston Texans at Reliant Stadium on August 18, 2012 in Houston. The Texans defeated the 49ers 20-9. (Photo by Michael Zagaris/San Francisco 49ers/Getty Images)

Alex Smith #11 (L) and Colin Kaepernick #7 (R) of the San Francisco 49ers relax in the locker room prior to the game against the Houston Texans at Reliant Stadium on August 18, 2012 in Houston. The Texans defeated the 49ers 20-9. (Photo by Michael Zagaris/San Francisco 49ers/Getty Images)

Matt Maiocco with CSN Bay Area breaks down the matchups this Sunday between St. Louis and San Francisco.